1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI British Standards Unfired pressure vessels Part 2:MaterialsBS EN 13445-2:2009BS EN 13445-2:2009 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 13445-2:2009.It s
2、upersedes BS EN 13445-2:2002+A2:2006 which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee PVE/1,Pressure vessels.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include a
3、ll the necessary provisions of a contract.Users are responsible for its correct application.BSI 2009 ISBN 978 0 580 65560 9 ICS 23.020.30 Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy a
4、nd Strategy Committee on 3 2009.September0Amendments issued since publicationDate Text affected 标准分享网 w w w.b z f x w.c o m 免费下载w w w.b z f x w.c o mEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 13445-2July 2009ICS 23.020.30Supersedes EN 13445-2:2002 English VersionUnfired pressure vessels-Part
5、2:MaterialsRcipients sous pression non soumis la flamme-Partie 2:matriauxUnbefeuerte Druckbehlter-Teil 2:WerkstoffeThis European Standard was approved by CEN on 30 June 2009.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this Europ
6、eanStandard the status of a national standard without any alteration.Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN Management Centre or to any CEN member.This European Standard exists in three official versions(English,Fre
7、nch,German).A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria,Belgium,Bulgaria,Cyprus,Czech R
8、epublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,Romania,Slovakia,Slovenia,Spain,Sweden,Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCH
9、ES KOMITEE FR NORMUNGManagement Centre:Avenue Marnix 17,B-1000 Brussels 2009 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref.No.EN 13445-2:2009:Ew w w.b z f x w.c o mEN 13445-2:2009(E)Issue 1(2009-07)2 Contents Page Foreword.3 1 Scope.4 2 Nor
10、mative references.4 3 Terms,definitions,symbols and units.6 3.1 Terms and definitions.6 3.2 Symbols and units.7 4 Requirements for materials to be used for pressure-bearing parts.9 4.1 General.9 4.2 Special provisions.11 4.2.1 Special properties.11 4.2.2 Design temperature above 20 C.11 4.2.3 Preven
11、tion of brittle fracture.12 4.2.4 Design properties in the creep range.12 4.2.5 Specific requirements for steels for fasteners.12 4.3 Technical delivery conditions.13 4.3.1 European Standards.13 4.3.2 European Approval for Materials.13 4.3.3 Particular material appraisals.13 4.3.4 Clad products.13 4
12、.3.5 Welding consumables.13 4.4 Marking.13 5 Requirements for materials to be used for non-pressure parts.14 Annex A(normative)Grouping system for steels for pressure equipment.15 Annex B(normative)Requirements for prevention of brittle fracture at low temperatures.17 Annex C(informative)Procedure f
13、or determination of the weld creep strength reduction factor(WCSRF).50 Annex D(informative)Technical delivery conditions for clad products for pressure purposes.51 Annex E(informative)European steels for pressure purposes.55 Annex Y(informative)Differences between EN 13445-2:2002 and EN 13445-2:2009
14、.79 Annex ZA(informative)Relationship between this European Standard and the Essential Requirements of the EU Pressure Equipment Directive 97/23/EC.80 Bibliography.81 BS EN 13445-2:2009标准分享网 w w w.b z f x w.c o m 免费下载w w w.b z f x w.c o mEN 13445-2:2009(E)Issue 1(2009-07)3 Foreword This document(EN
15、13445-2:2009)has been prepared by Technical Committee CEN/TC 54“Unfired pressure vessels”,the secretariat of which is held by BSI.This European Standard shall be given the status of a national standard,either by publication of an identical text or by endorsement,at the latest by December 2009,and co
16、nflicting national standards shall be withdrawn at the latest by December 2009.Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights.CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights.This docu
17、ment has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association,and supports essential requirements of EU Directive(s).For relationship with EU Directive(s),see informative annex ZA,which is an integral part of this document.This European Standa
18、rd consists of the following Parts:Part 1:General.Part 2:Materials.Part 3:Design.Part 4:Fabrication.Part 5:Inspection and testing.Part 6:Requirements for the design and fabrication of pressure vessels and pressure parts constructed from spheroidal graphite cast iron.CR 13445-7,Unfired pressure vesse
19、ls Part 7:Guidance on the use of conformity assessment procedures.Part 8:Additional requirements for pressure vessels of aluminium and aluminium alloys.CEN/TR 13445-9,Unfired pressure vessels Part 9:Conformance of EN 13445 series to ISO 16528 This document supersedes EN 13445-2:2002.This new edition
20、 incorporates the Amendments which have been approved previously by CEN members,and the corrected pages up to Issue 36 without any further technical change.Annex Y to EN 13445-1:2009 and Annex Y to this Part provides details of significant technical changes between this European Standard and the pre
21、vious edition.Amendments to this new edition may be issued from time to time and then used immediately as alternatives to rules contained herein.It is intended to deliver a new Issue of EN 13445:2009 each year,consolidating these Amendments and including other identified corrections.According to the
22、 CEN/CENELEC Internal Regulations,the national standards organizations of the following countries are bound to implement this European Standard:Austria,Belgium,Bulgaria,Cyprus,Czech Republic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta
23、,Netherlands,Norway,Poland,Portugal,Romania,Slovakia,Slovenia,Spain,Sweden,Switzerland and the United Kingdom.BS EN 13445-2:2009w w w.b z f x w.c o mEN 13445-2:2009(E)Issue 1(2009-07)4 1 Scope This Part of this European Standard specifies the requirements for materials(including clad materials)for u
24、nfired pressure vessels and supports which are covered by EN 13445-1:2009 and manufactured from metallic materials;it is currently limited to steels with sufficient ductility but it is,for components operating in the creep range,also limited to sufficiently creep ductile materials.It specifies the r
25、equirements for the selection,inspection,testing and marking of metallic materials for the fabrication of unfired pressure vessels.2 Normative references This European Standard incorporates by dated or undated reference,provisions from other publications.These normative references are cited at the a
26、ppropriate places in the text and the publications are listed hereafter.For dated references,subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision.For undated references the latest edition of the publi
27、cation referred to applies(including amendments).EN 764-1:2004,Pressure equipment Terminology Part 1:Pressure,temperature,volume,nominal size.EN 764-2:2002,Pressure equipment Part 2:Quantities,symbols and units.EN 764-3:2002,Pressure equipment Part 3:Definition of parties involved.EN 1092-1:2007,Fla
28、nges and their joints Circular flanges for pipes,valves,fittings and accessories,PN designated Part 1:Steel flanges EN 10002-1:2001,Metallic materials-Tensile testing-Part 1:Method of test at ambient temperature EN 10028-2:2003,Flat products made of steels for pressure purposes Part 2:Non-alloy and
29、alloy steels with specified elevated temperature properties.EN 10028-3:2003,Flat products made of steels for pressure purposes Part 3:Weldable fine grain steels,normalized.EN 10028-4:2003,Flat products made of steels for pressure purposes Part 4:Nickel alloy steels with specified low temperature pro
30、perties.EN 10028-5:2003,Flat products made of steels for pressure purposes Part 5:Weldable fine grain steels,thermomechanically rolled.EN 10028-6:2003,Flat products made of steels for pressure purposes Part 6:Weldable fine grain steels,quenched and tempered.EN 10028-7:2007,Flat products made of stee
31、ls for pressure purposes Part 7:Stainless steels.EN 10045-1:1990,Metallic materials Charpy impact test Part 1:Test method.EN 10164:2004,Steel products with improved deformation properties perpendicular to the surface of the product Technical delivery conditions.EN 10204:2004,Metallic products Types
32、of inspection documents.BS EN 13445-2:2009标准分享网 w w w.b z f x w.c o m 免费下载w w w.b z f x w.c o mEN 13445-2:2009(E)Issue 1(2009-07)5 EN 10216-3:2002,EN 10216-3:2002/A1:2004,Seamless steel tubes for pressure purposes Technical delivery conditions Part 3:Alloy fine grain steel tubes EN 10216-4:2002,EN 1
33、0216-4:2002/A1:2004,Seamless steel tubes for pressure purposes Technical delivery conditions Part 4:Non-alloy and alloy steel tubes with specified low temperature properties.EN 10217-3:2002,EN 10217-3:2002/A1:2005,Welded steel tubes for pressure purposes Technical delivery conditions Part 3:Alloy fi
34、ne grain steel tubes.EN 10217-4:2002,EN 10217-4:2002/A1:2005,Welded steel tubes for pressure purposes Technical delivery conditions Part 4:Electric welded non-alloy steel tubes with specified low temperature properties.EN 10217-6:2002,EN 10217-6:2002/A1:2005,Welded steel tubes for pressure purposes
35、Technical delivery conditions Part 6:Submerged arc welded non-alloy steel tubes with specified low temperature properties.EN 10222-3:1998,Steel forgings for pressure purposes Part 3:Nickel steels with specified low temperature properties.EN 10222-4:1998,EN 10222-4:1998/A1:2001,Steel forgings for pre
36、ssures purposes Part 4:Weldable fine grain steels with high proof strength.EN 10269:1999,EN 10269:1999/A1:2006,Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties.EN 10273:2007,Hot rolled weldable steel bars for pressure purposes with specified elevated t
37、emperature properties.EN 10291:2000,Metallic materials Uniaxial creep testing in tension Method of test.EN 12074:2000,Welding consumables Quality requirements for manufacture,supply and distribution of consumables for welding and allied processes.EN 13445-1:2009,Unfired pressure vessels Part 1:Gener
38、al.EN 13445-3:2009,Unfired pressure vessels Part 3:Design.EN 13445-4:2009,Unfired pressure vessels Part 4:Fabrication.EN 13445-5:2009,Unfired pressure vessels Part 5:Inspection and testing.EN 13479:2004,Welding consumables General product standard for filler metals and fluxes for fusion welding of m
39、etallic materials.EN 20898-2:1993,Mechanical properties of fasteners Part 2:Nuts with specified proof load values Coarse thread(ISO 898-2:1992)EN ISO 898-1:1999,Mechanical properties of fasteners made of carbon steel and alloy steel Part 1:Bolts,screws and studs(ISO 898-1:1999)EN ISO 2566-1:1999,Ste
40、el Conversion of elongation values Part 1:Carbon and low alloy steels(ISO 2566-1:1984).EN ISO 2566-2:1999,Steel Conversion of elongation values Part 2:Austenitic steels(ISO 2566-2:1984).EN ISO 3506-1:1997,Mechanical properties of corrosion-resistant stainless-steel fasteners Part 1:Bolts,screws and
41、studs(ISO 3506-1:1997)BS EN 13445-2:2009w w w.b z f x w.c o mEN 13445-2:2009(E)Issue 1(2009-07)6 EN ISO 3506-2:1997,Mechanical properties of corrosion-resistant stainless-steel fasteners Part 2:Nuts(ISO 3506-2:1997)CR ISO 15608:2000,Welding Guidelines for a metallic material grouping system(ISO/TR 1
42、5608:2000).3 Terms,definitions,symbols and units 3.1 Terms and definitions For the purposes of this European Standard the terms and definitions given in EN 13445-1:2009,EN 764-1:2004,EN 764-3:2002 and the following terms and definitions shall apply.3.1.1 minimum metal temperature TM the lowest tempe
43、rature determined for any of the following conditions(also see 3.1.2,3.1.3):normal operations;start up and shut down procedures;possible process upsets,such as flashings of fluid,which have an atmospheric boiling point below 0 C;during pressure or leak testing.3.1.2 temperature adjustment term TS re
44、levant to the calculation of the design reference temperature TR and is dependent on the calculated tensile membrane stress at the appropriate minimum metal temperature NOTE 1 Values for TS are given in Table B.2-12.NOTE 2 For tensile membrane stress reference is made to EN 13445-3:2009,Annex C.3.1.
45、3 design reference temperature TR the temperature used for determining the impact energy requirements and is determined by adding the temperature adjustment TS to the minimum metal temperature TM:TR=TM+TS 3.1.4 impact test temperature TKV the temperature at which the required impact energy has to be
46、 achieved(see clause B.2).3.1.5 impact energy KV the energy absorbed by a sample of material when subjected to a Charpy-V-notch test in accordance with EN 10045-1:1990 3.1.6 reference thickness eB thickness of a component to be used to relate the design reference temperature TR of the component with
47、 its required impact test temperature TKV,(see Tables B.2-2 to B.2-7 and Figures B.2-1 to B.2-11).For unwelded parts the reference thickness eB is equal to the nominal wall thickness(including corrosion allowance).For welded parts the reference thickness is defined in Table B.4-1.BS EN 13445-2:2009标
48、准分享网 w w w.b z f x w.c o m 免费下载w w w.b z f x w.c o mEN 13445-2:2009(E)Issue 1(2009-07)7 3.1.7 weld creep strength reduction factor(WCSRF)factor to account for creep strength reduction at the weldment 3.2 Symbols and units For the purpose of this part,the symbols and units of EN 764-2:2002 apply toge
49、ther with those given in Table 3.2-1 and Table 3.2-2.Table 3.2-1 Quantities for space and time Quantity Symbol Unit time t s,min,h,d,a frequency f Hz dimension any Latin letter a mm length l mm thickness e mm corrosion allowance c mm diameter d,D mm radius r,R mm area A,S mm2 volume,capacity V mm3 b
50、,c weight W N,kN density kg/mm3 d second moment of area mm4 section modulus Z mm3 acceleration m/s2 plane angle any Greek letter a rad,a Symbols may use any lower-case letter,except for those defined elsewhere in this table.b Volume may also be given in m3 or L.c Litre L is a non-SI unit which may b
